Table of Contents

 1     Scope          
 2     References
 3     Definitions
 4     Abbreviations and acronyms             
 5     Conventions            
 6     Architecture of the optical access network 
        6.1     Classes for optical path loss    
        6.2     Categories for fibre differential distance          
 7     Services     
 8     User network interface and service node interface  
 9     Optical network requirements         
        9.1     Layered structure of optical network 
        9.2     Physical media dependent layer requirements for the XG-PON              
10     X/S tolerance of XG-PON ONU        
       10.1     Versatile WDM configuration               
11     Upstream physical layer overhead
Appendix I – Examples of wavelength allocation for XG-PON, G-PON  and video distribution services    
Appendix II – Physical layer measurements required to support optical layer supervision    
Appendix III – Allocation of the physical layer overhead time    
Appendix IV – Jitter budget specifications    
       IV.1     The concept of jitter budget  
       IV.2     Definition of test points           
       IV.3     Jitter budget specification for XG-PON             
       IV.4     Jitter measurements for compliance to budget             
Appendix V – Measurement of burst mode acquisition time and burst  mode eye opening at OLT    
Bibliography